We study a hybrid marketplace such as Amazon that sells its own products and sets
commissions on third-party sellers that engage in monopolistic competition with free entry …

We compile an IO toolkit for aggregative games with positive and normative comparative
statics results for asymmetric oligopoly in the short and long run. We characterize the class …

Most market structures are neither perfectly or monopolistically competitive: they are
characterized by a few large firms that are engaged in strategic interactions in their …

This study formulates a new model of mixed oligopolies in free entry markets. A state-owned
public enterprise is established before the game, private enterprises enter the market, and …

We build an asset-pricing model with dynamic strategic competition to explain the strong
joint fluctuations in aggregate discount rates, competition intensity, profitability, and asset …

Firms tend to compete more aggressively in financial distress; this intensified competition, in
turn, reduces profit margins, pushing themselves further into distress and adversely affecting …

This article investigates the relationship between the Herfindahl–Hirschman Index (HHI) and
welfare in multiple‐leader Stackelberg models. We formulate two long‐run models of free …

I study sequential contests where the efforts of earlier players may be disclosed to later
players by nature or by design. The model has many applications, including rent seeking …

This is a key year for the evolution of international markets. The global economy is
experiencing the most severe downturn since the thirties, it is temporarily leaving a path of …

This study investigates the impact of the timing of privatization and liberalization policies on
the degree of privatization and number of entering firms in free-entry mixed markets. We …